JP4447767B2 - 画像処理装置及び画像処理方法 - Google Patents

画像処理装置及び画像処理方法 Download PDF

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Publication number
JP4447767B2
JP4447767B2 JP2000365339A JP2000365339A JP4447767B2 JP 4447767 B2 JP4447767 B2 JP 4447767B2 JP 2000365339 A JP2000365339 A JP 2000365339A JP 2000365339 A JP2000365339 A JP 2000365339A JP 4447767 B2 JP4447767 B2 JP 4447767B2
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JP
Japan
Prior art keywords
value
color component
component
color
image
Prior art date
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Expired - Fee Related
Application number
JP2000365339A
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English (en)
Japanese (ja)
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JP2002171420A (ja
JP2002171420A5 (enrdf_load_stackoverflow
Inventor
顕季 山田
弘光 平林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2000365339A priority Critical patent/JP4447767B2/ja
Priority to US09/993,641 priority patent/US7099046B2/en
Priority to DE60138082T priority patent/DE60138082D1/de
Priority to ES01310025T priority patent/ES2322887T3/es
Priority to EP09152521A priority patent/EP2051500B1/en
Priority to AT01310025T priority patent/ATE426999T1/de
Priority to EP01310025A priority patent/EP1211884B1/en
Publication of JP2002171420A publication Critical patent/JP2002171420A/ja
Priority to US11/370,982 priority patent/US7548346B2/en
Publication of JP2002171420A5 publication Critical patent/JP2002171420A5/ja
Priority to US12/431,624 priority patent/US7859723B2/en
Application granted granted Critical
Publication of JP4447767B2 publication Critical patent/JP4447767B2/ja
Priority to US12/952,819 priority patent/US7965418B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
  • Ink Jet (AREA)
  • Color, Gradation (AREA)
  • Image Processing (AREA)
JP2000365339A 2000-11-30 2000-11-30 画像処理装置及び画像処理方法 Expired - Fee Related JP4447767B2 (ja)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP2000365339A JP4447767B2 (ja) 2000-11-30 2000-11-30 画像処理装置及び画像処理方法
US09/993,641 US7099046B2 (en) 2000-11-30 2001-11-27 Image processing apparatus and image processing method
EP01310025A EP1211884B1 (en) 2000-11-30 2001-11-29 Image processing apparatus and image processing method
ES01310025T ES2322887T3 (es) 2000-11-30 2001-11-29 Aparato para el tratamiento de imagenes y metodo de tratamiento de imagenes.
EP09152521A EP2051500B1 (en) 2000-11-30 2001-11-29 Image processing apparatus and image processing method
AT01310025T ATE426999T1 (de) 2000-11-30 2001-11-29 Bildverarbeitungsvorrichtung und bildverarbeitungsverfahren
DE60138082T DE60138082D1 (de) 2000-11-30 2001-11-29 Bildverarbeitungsvorrichtung und Bildverarbeitungsverfahren
US11/370,982 US7548346B2 (en) 2000-11-30 2006-03-09 Image processing apparatus and method for performing error diffusion based on density values of different color components
US12/431,624 US7859723B2 (en) 2000-11-30 2009-04-28 Image processing to perform error diffusion with dots formed based color component values and their sum relative to a threshold
US12/952,819 US7965418B2 (en) 2000-11-30 2010-11-23 Image processing apparatus and image processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000365339A JP4447767B2 (ja) 2000-11-30 2000-11-30 画像処理装置及び画像処理方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2009115922A Division JP4366447B2 (ja) 2009-05-12 2009-05-12 画像処理装置及び画像処理方法

Publications (3)

Publication Number Publication Date
JP2002171420A JP2002171420A (ja) 2002-06-14
JP2002171420A5 JP2002171420A5 (enrdf_load_stackoverflow) 2008-01-17
JP4447767B2 true JP4447767B2 (ja) 2010-04-07

Family

ID=18836124

Family Applications (1)

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JP2000365339A Expired - Fee Related JP4447767B2 (ja) 2000-11-30 2000-11-30 画像処理装置及び画像処理方法

Country Status (1)

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JP (1) JP4447767B2 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004235993A (ja) 2003-01-30 2004-08-19 Canon Inc 画像処理方法
JP4599239B2 (ja) 2005-06-27 2010-12-15 キヤノン株式会社 画像処理方法及び画像処理装置

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JP2002171420A (ja) 2002-06-14

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